CN212829017U

CN212829017U - Pressure compensation sealing structure for underwater rolling bearing of full-sea-depth rim propeller

Info

Publication number: CN212829017U
Application number: CN202021171920.7U
Authority: CN
Inventors: 韩野; 范朝伟; 刘雷; 钟齐; 赵刚; 闫克建; 张凯
Original assignee: Tianjin Haoye Technology Co ltd
Current assignee: Tianjin Haoye Technology Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-03-30
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses a deep rim propeller in full sea antifriction bearing pressure compensation seal structure under water, including first bellows device, its characterized in that: one side of first bellows device is provided with second bellows device, second bellows device includes connecting rod, bellows body, first through-hole, first connecting block, first rubber pad, fixture block, screw hole, second rubber pad, second connecting block and second through-hole, the equal fixedly connected with second connecting block in both ends of bellows body, a plurality of screw holes have been seted up to the second connecting block, second connecting block overcoat is equipped with first connecting block, the utility model discloses a cooperation of connecting rod, bellows body, first through-hole, first connecting block, fixture block and second connecting block is used, can take place to stretch and shrink when changing at the bellows body, provides support and location to the bellows body, avoids the bellows body to appear the skew in stretching and shrink change process.

Description

Pressure compensation sealing structure for underwater rolling bearing of full-sea-depth rim propeller

Technical Field

The utility model relates to a ripple sealed tube technical field specifically is full sea deep wheel reason propeller antifriction bearing pressure compensation seal structure under water.

Background

The corrugated pipe mainly comprises a metal corrugated pipe, a corrugated expansion joint, a corrugated heat exchange pipe, a diaphragm capsule, a metal hose and the like. The metal corrugated pipe is mainly applied to the effects of compensating the thermal deformation of a pipeline, damping, absorbing the settlement deformation of the pipeline and the like, and is widely applied to the industries of petrifaction, instruments, aerospace, chemical industry, electric power, cement, metallurgy and the like. The corrugated pipe made of other materials such as plastics has irreplaceable effects in the fields of medium conveying, electric power threading, machine tools, household appliances and the like.

The bellows need be used to antifriction bearing under water and pressure compensation is carried out, and at the bellows in-process that pressure compensation was carried out, the bellows can arouse the change of stretching or shrink, the condition of skew appears easily when the bellows stretches or contracts, and the bellows appears damaged easily when excessive skew, shortens the life of bellows.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a deep rim propeller of full sea antifriction bearing pressure compensation seal structure under water to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

full sea depth rim propeller antifriction bearing pressure compensation seal structure under water, including first bellows device, its characterized in that: a second corrugated pipe device is arranged on one side of the first corrugated pipe device and comprises a connecting rod, a corrugated pipe body, a first through hole, a first connecting block, a first rubber pad, a clamping block, a threaded hole, a second rubber pad, a second connecting block and a second through hole, the two ends of the corrugated pipe body are fixedly connected with second connecting blocks, the second connecting blocks are provided with a plurality of threaded holes, the second connecting block is sleeved with a first connecting block which is fixedly connected with the second connecting block, the first connecting block is provided with a plurality of first through holes, a plurality of connecting rods are arranged outside the peripheral range of the corrugated pipe body, both ends of the connecting rod are arranged in the first through hole, the connecting rod is connected with the first through hole in a sliding way, the two ends of the connecting rod are fixedly connected with clamping blocks, and the structures of the first corrugated pipe device and the second corrugated pipe device are the same as the specifications of all the parts.

As a further aspect of the present invention: the threaded holes at one end of the first corrugated pipe device and one end of the second corrugated pipe device are internally provided with the same bolt, the bolt is in threaded connection with the threaded hole at one end of the first corrugated pipe device and the threaded hole at one end of the second corrugated pipe device, the bolt is sleeved with a nut, and the nut is in threaded connection with the bolt.

As a further aspect of the present invention: and a second rubber pad is fixedly connected to one side of the second connecting block.

As a further aspect of the present invention: the second rubber pad is provided with a second through hole with the same size and specification as the threaded hole, and the second through hole is communicated with the threaded hole.

As a further aspect of the present invention: the first rubber pad is sleeved outside the connecting rod, and one side of the first rubber pad is fixedly connected with the clamping block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cooperation of connecting rod, bellows body, first through-hole, first connecting block, fixture block and second connecting block is used, can take place to stretch and when the shrink changes at the bellows body, provides support and location to the bellows body, avoids the bellows body to appear the skew at stretching and shrink change in-process, prevents that the bellows body from appearing damaged, the life of extension bellows body because of the skew appears.

2. The utility model discloses a can connect between the bellows device, can satisfy the demand through connecting a plurality of bellows devices when a bellows body is not enough to satisfy actual demand.

Drawings

Fig. 1 is a structural schematic diagram of an underwater rolling bearing pressure compensation sealing structure of a full-sea-depth rim propeller.

Fig. 2 is a front view of an underwater rolling bearing pressure compensation sealing structure of the full-sea-depth rim propeller.

Fig. 3 is a left side view of the pressure compensation sealing structure of the underwater rolling bearing of the full-sea-depth rim propeller.

Shown in the figure: the corrugated pipe device comprises a first corrugated pipe device 1, a second corrugated pipe device 2, a connecting rod 3, a corrugated pipe body 4, a first through hole 5, a first connecting block 6, a first rubber pad 7, a clamping block 8, a threaded hole 9, a second rubber pad 10, a second connecting block 11, a second through hole 12, a bolt 13 and a nut 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a pressure compensation sealing structure for an underwater rolling bearing of a full-sea deep rim propeller includes a first bellows device 1, a second bellows device 2, a connecting rod 3, a bellows body 4, a first through hole 5, a first connecting block 6, a first rubber pad 7, a clamping block 8, a threaded hole 9, a second rubber pad 10, a second connecting block 11, a second through hole 12, a bolt 13, and a nut 14, wherein the second bellows device 2 is disposed on one side of the first bellows device 1, the second bellows device 2 includes the connecting rod 3, the bellows body 4, the first through hole 5, the first connecting block 6, the first rubber pad 7, the clamping block 8, the threaded hole 9, the second rubber pad 10, the second connecting block 11, and the second through hole 12, the second connecting block 11 is fixedly connected to both ends of the bellows body 4, and the second connecting block 11 is provided with a plurality of threaded holes, a first connecting block 6 is sleeved outside a second connecting block 11, the first connecting block 6 is fixedly connected with the second connecting block 11, a plurality of first through holes 5 are formed in the first connecting block 6, a plurality of connecting rods 3 are arranged outside the peripheral range of a corrugated pipe body 4, two ends of each connecting rod 3 are arranged in the first through holes 5, the connecting rods 3 are in sliding connection with the first through holes 5, two ends of each connecting rod 3 are fixedly connected with clamping blocks 8, the structures of the first corrugated pipe device 1 and the second corrugated pipe device 2 are the same as the specifications of each part, the same bolt 13 is arranged in a threaded hole 9 at one end of the first corrugated pipe device 1 and a threaded hole 9 at one end of the second corrugated pipe device 2, the bolt 13 is in threaded connection with the threaded hole 9 at one end of the first corrugated pipe device 1 and the threaded hole 9 at one end of the second corrugated pipe device 2, a nut 14 is sleeved outside the bolt 13, and the, one side of the second connecting block 11 is fixedly connected with a second rubber pad 10, the second rubber pad 10 is provided with a second through hole 12 with the same size and specification as the threaded hole 9, the second through hole 12 is communicated with the threaded hole 9, the first rubber pad 7 is sleeved outside the connecting rod 3, and one side of the first rubber pad 7 is fixedly connected with the clamping block 8.

The utility model discloses a theory of operation is:

during the use, receive various reasons when bellows body 4 and arouse when stretching or shrink the change, bellows body 4 drives second connecting block 11 and removes, further second connecting block 11 drives first connecting block 6 and removes, because first connecting block 6 cover is established outside connecting rod 3, so when bellows body 4 takes place to stretch and shrink the change, connecting rod 3 can play the effect of support and location to bellows body 4, avoid bellows body 4 to appear the skew at stretching with shrink change in-process, prevent that bellows body 4 from appearing the damage because of the skew, when a bellows body 4 is not enough to satisfy actual demand, can use bolt 13 and nut 14 to connect different bellows device, in order to satisfy the demand, easy operation during the connection.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Full sea depth rim propeller antifriction bearing pressure compensation seal structure under water, including first bellows device (1), its characterized in that: a second corrugated pipe device (2) is arranged on one side of the first corrugated pipe device (1), the second corrugated pipe device (2) comprises a connecting rod (3), a corrugated pipe body (4), a first through hole (5), a first connecting block (6), a first rubber pad (7), a clamping block (8), a threaded hole (9), a second rubber pad (10), a second connecting block (11) and a second through hole (12), the two ends of the corrugated pipe body (4) are fixedly connected with the second connecting block (11), the second connecting block (11) is provided with a plurality of threaded holes (9), the second connecting block (11) is sleeved with the first connecting block (6), the first connecting block (6) is fixedly connected with the second connecting block (11), the first connecting block (6) is provided with a plurality of first through holes (5), a plurality of connecting rods (3) are arranged outside the peripheral range of the corrugated pipe body (4), the both ends of connecting rod (3) all set up in first through-hole (5), connecting rod (3) and first through-hole (5) sliding connection, the equal fixedly connected with fixture block (8) in both ends of connecting rod (3), the structure of first bellows device (1) and second bellows device (2) is the same with the specification of each part.

2. The full-sea-depth rim propeller underwater rolling bearing pressure compensation sealing structure of claim 1, characterized in that: the corrugated pipe device is characterized in that the same bolt (13) is arranged in a threaded hole (9) at one end of the first corrugated pipe device (1) and a threaded hole (9) at one end of the second corrugated pipe device (2), the bolt (13) is in threaded connection with the threaded hole (9) at one end of the first corrugated pipe device (1) and the threaded hole (9) at one end of the second corrugated pipe device (2), a nut (14) is sleeved outside the bolt (13), and the nut (14) is in threaded connection with the bolt (13).

3. The full-sea-depth rim propeller underwater rolling bearing pressure compensation sealing structure of claim 1, characterized in that: one side of the second connecting block (11) is fixedly connected with a second rubber pad (10).

4. The full-sea-depth rim propeller underwater rolling bearing pressure compensation sealing structure of claim 3, characterized in that: the second rubber pad (10) is provided with a second through hole (12) with the same size and specification as the threaded hole (9), and the second through hole (12) is communicated with the threaded hole (9).

5. The full-sea-depth rim propeller underwater rolling bearing pressure compensation sealing structure of claim 1, characterized in that: the first rubber pad (7) is sleeved outside the connecting rod (3), and one side of the first rubber pad (7) is fixedly connected with the clamping block (8).